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Personal Digital Cellular
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<p>Personal Digital Cellular (PDC) was a <a href="/facts/2G/4Xd52qkQ">2G</a> <a href="/facts/Mobile_computing/eHT86bQU">mobile</a> <a href="/facts/Telecommunications/vxoj1cxR">telecommunications</a> standard used exclusively in <a href="/facts/Japan/U5mz0SRT">Japan</a>. </p><p>After a peak of nearly 80 million subscribers to PDC, it had 46 million subscribers in December 2005, and was slowly phased out in favor of 3G technologies like <a href="/facts/W-CDMA/lhy2RrMw">W-CDMA</a> and <a href="/facts/CDMA2000/yF4B3rfl">CDMA2000</a>. At the end of March 2012, the count had dwindled down to almost 200,000 subscribers. NTT Docomo shut down their network, mova, on April 1, 2012 at midnight. </p>